US2006249705A1PendingUtilityA1

Novel composition

49
Assignee: WANG XINGWUPriority: Apr 8, 2003Filed: May 3, 2005Published: Nov 9, 2006
Est. expiryApr 8, 2023(expired)· nominal 20-yr term from priority
C23C 16/4486C04B 2235/3217H01F 1/0063C04B 35/62844A61L 29/18C04B 35/62665C04B 2235/526C04B 2235/764C04B 2235/3227Y02P40/60C04B 2235/3279C04B 35/62897C04B 33/135C04B 2235/3284B82Y 30/00C04B 33/36C04B 2235/3224C04B 2235/5296C04B 2235/3225C04B 2235/3215C04B 2235/3241C04B 2235/5264C04B 2235/5284C04B 35/2633A61L 31/18C04B 35/2683C04B 2235/349C04B 2235/3286
49
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Claims

Abstract

An inorganic tubular structure comprised of a nanomagnetic material, wherein said nanomagnetic material has a saturation magnetization of from about 2 to about 3000 electromagnetic units per cubic centimeter and is comprised of nanomagnetic particles with an average particle size of less than about 100 nanometers, and wherein the average coherence length between adjacent nanomagnetic particles is less than 100 nanometers

Claims

exact text as granted — not AI-modified
1 . An inorganic tubular structure comprised of a nanomagnetic material, wherein said nanomagnetic material has a saturation magnetization of from about 2 to about 3000 electromagnetic units per cubic centimeter and is comprised of nanomagnetic particles with an average particle size of less than about 100 nanometers, and wherein the average coherence length between adjacent nanomagnetic particles is less than 100 nanometers.  
     
     
         2 . The inorganic tubular structure as recited in  claim 1 , wherein said inorganic tubular structure is hydrated halloysite.  
     
     
         3 . The inorganic tubular structure as recited in  claim 2 , wherein said inorganic tubular structure has a length of from about 0.2 to about 2 microns and an aspect ratio of at least 5.  
     
     
         4 . The inorganic tubular structure as recited in  claim 3 , wherein said inorganic tubular structure has a diameter of from about 0.04 to about 0.2 microns.  
     
     
         5 . The inorganic tubular structure as recited in  claim 4 , wherein said inorganic tubular structure is comprised of a central co-axial hole with a diameter of from about 100 to about 300 Angstroms.  
     
     
         6 . The inorganic tubular structure as recited in  claim 5 , wherein said nanomagnetic material is disposed within said central coaxial hole, and wherein said nanomagnetic material is comprised of nanomagnetic particles.  
     
     
         7 . An impermeable inorganic tubular structure comprised of a sealed inorganic tubular structure and a waste material disposed within said sealed inorganic tubular structure, wherein: 
 (a) said inorganic tubular structure comprised of hydrated halloysite,    (b) said hydrated halloysite has a length of from about 0.2 to about 2 microns, a diameter of from about 0.04 to about 0.2 microns, and an aspect ratio of at least 5, and    (c) said hydrated halloysite is comprised of a central co-axial hole with a diameter of from about 100 to about 300 Angstroms.    
     
     
         8 . The impermeable inorganic tubular structure as recited in  claim 7 , wherein said hydrated halloysite is comprised of a first sealed end and a second sealed end.  
     
     
         9 . The impermeable inorganic tubular structure as recited in  claim 7 , wherein said waste is electric arc furnace dust.  
     
     
         10 . The impermeable inorganic tubular structure as recited in  claim 7 , wherein said waste is bio-hazardous waste.  
     
     
         11 . The impermeable inorganic tubular structure as recited in  claim 7 , wherein a glass coating is disposed on said hydrated halloysite.  
     
     
         12 . The impermeable organic tubular structure as recited in  claim 7 , wherein a ceramic coating is disposed on said hydrated halloysite.  
     
     
         13 . An assembly comprised of a multiplicity of inorganic tubular structures mixed with a multiplicity of glass microspheres, wherein: 
 (a) said inorganic tubular structure comprised of hydrated halloysite, said hydrated halloysite has a length of from about 0.2 to about 2 microns, a diameter of from about 0.04 to about 0.2 microns, and an aspect ratio of at least 5, and said hydrated halloysite is comprised of a central co-axial hole with a diameter of from about 100 to about 300 Angstroms; and    (b) said glass microspheres have a diameter less than about 75 millimeters.    
     
     
         14 . The assembly as recited in  claim 13 , wherein said glass microspheres have a diameter of less than about 10 millimeters.  
     
     
         15 . The assembly as recited in  claim 13 , wherein said glass microspheres are comprised of gas.  
     
     
         16 . The assembly as recited in  claim 13 , wherein said glass microspheres have a diameter less than about 1 millimeter.  
     
     
         17 . The assembly as recited in  claim 16 , wherein said glass microspheres have a porosity of greater than about 5 percent.  
     
     
         18 . The assembly as recited in  claim 16 , wherein said glass microspheres have a porosity of greater than about 10 percent.  
     
     
         19 . The assembly as recited in  claim 16 , wherein said glass microspheres have a porosity of greater than about 30 percent.  
     
     
         20 . The assembly as recited in  claim 16 , wherein said hydrated halloysite comprises from about 20 to about 80 percent of the total volume of said hydrated halloysite and said glass microspheres.  
     
     
         21 . The assembly as recited in  claim 16 , wherein said hydrated halloysite comprises from about 30 to about 70 percent of the total volume of said hydrated halloysite and said glass microspheres.  
     
     
         22 . The assembly as recited in  claim 16 , wherein said hydrated halloysite comprises from about 40 to about 60 percent of the total volume of said hydrated halloysite and said glass microspheres.  
     
     
         23 . The assembly as recited in  claim 16 , wherein said hydrated halloysite comprises from about 45 to about 55 percent of the total volume of said hydrated halloysite and said glass microspheres.  
     
     
         24 . The assembly as recited in  claim 16 , wherein the particle sizes of said hydrated halloysite and said glass microspheres are in substantial accordance with the CPFT formula, wherein CPFT-cumulative percent of particles in a continuous distribution having a particle size finer than a specified particle size; DL=the largest particle diameter size in the distribution; DS=the smallest particle diameter size in the distribution; D=a particle size in the distribution; n=about 0.2 to about 0.7.  
     
     
         25 . The inorganic tubular structure as recited in  claim 6 , wherein said nanomagnetic material has a ferromagnetic resonance frequency of from about 100 megahertz to about 15 gigahertz.  
     
     
         26 . The inorganic tubular structure as recited in  claim 6 , wherein said nanomagnetic material has a ferromagnetic resonance frequency of from about 1 gigahertz to about 10 gigahertz.  
     
     
         27 . The inorganic tubular structure as recited in  claim 6 , wherein said nanomagnetic material has an average particle size of less than about 20 nanometers and a phase transition temperature of less than about 200 degrees Celsius.  
     
     
         28 . The inorganic tubular structure as recited in  claim 6 , wherein the average particle size of such nanomagnetic particles is less than about 15 nanometers.  
     
     
         29 . The inorganic tubular structure as recited in  claim 6 , wherein said nanomagnetic material has a saturation magnetization of at least 2,000 electromagnetic units per cubic centimeter.  
     
     
         30 . The inorganic tubular structure as recited in  claim 6 , wherein said nanomagnetic material has a saturation magnetization of at least 2,500 electromagnetic units per cubic centimeter.  
     
     
         31 . The inorganic tubular structure as recited in  claim 6 , wherein said particles of said nanomagnetic material have a squareness of from about 0.05 to about 1.0.  
     
     
         32 . The inorganic tubular structure as recited in  claim 6 , wherein said particles of said nanomagnetic material are at least triatomic, being comprised of a first distinct atom, a second distinct atom, and a third distinct atom.  
     
     
         33 . The inorganic tubular structure as recited in  claim 32 , wherein said first distinct atom is an atom selected from the group consisting of atoms of actinium, americium, berkelium, californium, cerium, chromium, cobalt, curium, dysprosium, einsteinium, erbium, europium, fermium, gadolinium, holmium, iron, lanthanum, lawrencium, lutetium, manganese, mendelevium, nickel, neodymium, neptunium, nobelium, plutonium, praseodymium, promethium, protactinium, samarium, terbium, thorium, thulium, uranium, and ytterbium, and mixtures thereof.  
     
     
         34 . The inorganic tubular structure as recited in  claim 32 , wherein said first distinct atom is a cobalt atom.  
     
     
         35 . The inorganic tubular structure as recited in  claim 32 , wherein said particles of nanomagnetic material are comprised of atoms of cobalt and atoms of iron.  
     
     
         36 . The inorganic tubular structure as recited in  claim 32 , wherein said particles of nanomagnetic material are comprised of a said first distinct atom, said second distinct atom, said third distinct atom, and a fourth distinct atom.  
     
     
         37 . The inorganic tubular structure as recited in  claim 32 , wherein said particle of nanomagnetic material are comprised of a fifth distinct atom.  
     
     
         38 . The inorganic tubular structure as recited in  claim 32 , wherein said particles of nanomagnetic material have a phase transition temperature of less than 46 degrees Celsius.

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